CN107570604A - Precise punching die with buffer structure - Google Patents
Precise punching die with buffer structure Download PDFInfo
- Publication number
- CN107570604A CN107570604A CN201711033772.5A CN201711033772A CN107570604A CN 107570604 A CN107570604 A CN 107570604A CN 201711033772 A CN201711033772 A CN 201711033772A CN 107570604 A CN107570604 A CN 107570604A
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- Prior art keywords
- buffer
- plate
- post
- spring
- bumper post
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The invention discloses a kind of precise punching die with buffer structure, the precise punching die includes upper die and lower die, the upper mould includes upper clamping plate, upper mould fixed plate and the first buffer unit, first buffer unit includes the first buffer plate, the top and bottom of first buffer plate are all provided with multiple equally distributed bumper posts, and the periphery of bumper post is all provided with spring；The lower surface of the upper clamping plate and the upper surface of upper mould fixed plate are all provided with and the one-to-one buffer groove of bumper post；The lower mould includes die shoe plate, lower mold backing plate and lower mold fixed plate；Four limited posts are additionally provided with, four limited posts are located at the upper mould.The present invention provides a kind of precise punching die with buffer structure, can effectively slow down vibrations, extend the service life of diel, and simple in construction, reasonable in design.
Description
Technical field
The present invention relates to hardware production equipment field, specifically a kind of precise punching die with buffer structure.
Background technology
Stamping parts typically realizes that diel generally comprises upper die and lower die, to be punched by diel cold stamping
Part is positioned on lower mould, and upper mould is descending in the presence of forcing press, when the workpiece on upper mould with it is to be punched on lower mould
After workpiece effect, workpiece stress to be punched deforms, and then turns into required Auto-body Panel.On the upper surface of lower mould generally
Work limited block is set, will be in contact when upper mould is descending with work limited block, and then realize the sports limiting of upper mould.On however,
Mould and work limited block contacts pier dead, both rigid contacts, because the pressure of forcing press output is larger, cause mould and work limit
Active force between the block of position is larger, and upper die and lower die easily damage.And how to realize between mould and work limited block
Buffering, while reduce the cost of diel, it has also become those skilled in the art's technical barrier urgently to be resolved hurrily.
The content of the invention
The technical problems to be solved by the invention are：A kind of precise punching die with buffer structure, Neng Gouyou are provided
Effect slows down vibrations, extends the service life of diel, and simple in construction, reasonable in design.
In order to solve the above technical problems, one aspect of the present invention is：There is provided a kind of with buffer structure
Precise punching die, the precise punching die include upper die and lower die, the upper mould include upper clamping plate above and
Underlying upper mould fixed plate, connected between the upper die plate and the upper mould fixed plate by the first buffer unit, institute
Stating the first buffer unit includes the first buffer plate, and the upper end of first buffer plate is provided with multiple equally distributed first and delayed
It is 5-15cm to rush the distance between post, two neighboring first bumper post, and the periphery of first bumper post is provided with the first spring, institute
The lower end for stating the first spring is fixedly connected with the upper surface of first buffer plate, and the lower end of first buffer plate is provided with
The distance between multiple equally distributed second bumper posts, two neighboring second bumper post are 5-15cm, second bumper post
Periphery be provided with second spring, the upper end of the second spring is fixedly connected with the lower surface of first buffer plate；
The lower surface of the upper clamping plate be provided with one-to-one first buffer groove of first bumper post, described the
The upper end of one spring is fixedly connected with the bottom land of first buffer groove；The upper surface of the upper mould fixed plate be provided with it is described
One-to-one second buffer groove of second bumper post, the lower end of the second spring and the bottom land of second buffer groove are consolidated
Fixed connection；
The lower mould, which includes underlying die shoe plate, the lower mold backing plate positioned at centre and lower mould above, to be fixed
Plate；
Four limited posts are additionally provided with, four limited posts are located at the upper mould, and four limited posts are each passed through
Be fixedly connected behind four corners of die holder plate and the first buffer plate with the upper mould fixed plate, the limited post with it is described on
Die holder plate is slidably connected, and the limited post is slidably connected with a buffer plate.
Further say, the lower end of the upper end of first bumper post and second bumper post is all provided with cushion pad, institute
It is rubber blanket to state cushion pad, and the rubber blanket is hemispherical rubber blanket.
Further say, the central diameter of first spring is more than the diameter of first bumper post and delayed less than described first
Rush the internal diameter of groove.
Further say, the central diameter of the second spring is more than the diameter of second bumper post and delayed less than described second
Rush the internal diameter of groove.
Further say, the length of first spring is more than the height of the first bumper post and the depth of the first buffer groove
Sum.
Further say, the length of the second spring is more than the height of the second bumper post and the depth of the second buffer groove
Sum.
Further say, the distance between two neighboring first bumper post is 10-15cm.
Further say, the distance between two neighboring second bumper post is 10-15cm.
Beneficial effects of the present invention at least have it is following some：
First, the present invention includes upper die and lower die, upper mould including being located at upper clamping plate and upper mould fixed plate, upper die plate with it is upper
Connected between mould fixed plate by the first buffer unit, the first buffer unit includes the first buffer plate, the first buffer plate
Upper end is provided with multiple equally distributed first bumper posts, and the periphery of the first bumper post is provided with the first spring, the upper end of the first spring
It is fixedly connected with the bottom land of the first buffer groove, the lower end of first buffer plate is provided with multiple equally distributed second bufferings
Post, the periphery of second bumper post are provided with second spring, and the lower end of the second spring is fixed with second buffer groove
Connection；During matched moulds, the first buffer unit set in upper mould that the present invention is set is reduced when diel is working matched moulds
Impulsive force, prevent mould from causing to damage, extend the mold use life-span, buffering effect is more preferably, and simple in construction, reasonable in design；
2nd, four limited posts are provided with the present invention, four limited posts are located at upper mould, and upper clamping plate and four limited posts are distinguished
Be fixedly connected after through four corners of upper clamping plate and the first buffer plate with upper mould fixed plate, limited post respectively with upper mould
Seat board, the first cushion pad are slidably connected, and in diel matched moulds, limited post has spacing to the first buffer unit for such a design
Effect, will not be crooked, realizes precise positioning, precision stamping.
Accompanying drawing
Fig. 1 is the structural representation of the present invention；
Fig. 2 is A1 enlarged drawings in Fig. 1；
Fig. 3 is A2 enlarged drawings in Fig. 1；
The reference of each several part is as follows in figure：
Upper mould 1, upper clamping plate 11, the first buffer groove 111, upper mould fixed plate 12, the second buffer groove 121, first are slow
Rush backing plate 13, the first bumper post 131, the first spring 132, the second bumper post 133, second spring 134, cushion pad 135, lower mould 2,
Die shoe plate 21, lower mold backing plate 22, lower mold fixed plate 23 and limited post 3.
Embodiment
Following examples are used to illustrate the present invention, but are not limited to the scope of the present invention.Without departing substantially from spirit of the invention
In the case of essence, the modifications or substitutions made to the inventive method, step or condition, the protection model of the present invention is belonged to
Enclose.
Embodiment：A kind of precise punching die with buffer structure, as shown in Figure 1-Figure 3, the precise punching die
Including upper mould 1 and lower mould 2, the upper mould includes upper clamping plate 11 and underlying upper mould fixed plate 12 above, institute
State and connected between upper die plate and the upper mould fixed plate by the first buffer unit, it is slow that first buffer unit includes first
Backing plate 13 is rushed, the upper end of first buffer plate is provided with multiple equally distributed first bumper posts 131, and two neighboring first is slow
It is 5-15cm to rush the distance between post, and the periphery of first bumper post is provided with the first spring 132, the lower end of first spring
It is fixedly connected with the upper surface of first buffer plate, the lower end of first buffer plate is provided with multiple equally distributed the
The distance between two bumper posts 133, two neighboring second bumper post are 5-15cm, and the periphery of second bumper post is provided with second
Spring 134, the upper end of the second spring are fixedly connected with the lower surface of first buffer plate；
The lower surface of the upper clamping plate is provided with and one-to-one first buffer groove of first bumper post
111, the upper end of first spring is fixedly connected with the bottom land of first buffer groove；The upper mould fixed plate
Upper surface be provided with and one-to-one second buffer groove 121 of second bumper post, the lower end of the second spring and institute
The bottom land for stating the second buffer groove is fixedly connected；
The lower mould includes underlying die shoe plate 21, the lower mold backing plate 22 positioned at centre and lower mould above
Fixed plate 23；
Four limited posts 3 are additionally provided with, four limited posts are located at the upper mould, and four limited posts are each passed through
Be fixedly connected behind four corners of die holder plate and the first buffer plate with the upper mould fixed plate, the limited post with it is described on
Die holder plate is slidably connected, and the limited post is slidably connected with a buffer plate.
The upper end of first bumper post and the lower end of second bumper post are all provided with cushion pad 135, the cushion pad
For rubber blanket, the rubber blanket is hemispherical rubber blanket.
The central diameter of first spring is more than the diameter of first bumper post and is less than the interior of first buffer groove
Footpath.
The central diameter of the second spring is more than the diameter of second bumper post and is less than the interior of second buffer groove
Footpath.
The length of first spring is more than the height of the first bumper post and the depth sum of the first buffer groove.
The length of the second spring is more than the height of the second bumper post and the depth sum of the second buffer groove.
The distance between two neighboring first bumper post is 10-15cm.
The distance between two neighboring second bumper post is 10-15cm.
The operation principle or workflow of the present invention is as follows：
The present invention includes upper die and lower die, and upper mould includes being located at upper clamping plate and upper mould fixed plate, upper die plate and upper mould
Connected between fixed plate by the first buffer unit, the first buffer unit includes the first buffer plate, the first buffer plate it is upper
End is provided with multiple equally distributed first bumper posts, and the periphery of the first bumper post is provided with the first spring, the upper end of the first spring and
The bottom land of first buffer groove is fixedly connected, and the lower end of first buffer plate is provided with multiple equally distributed second bufferings
Post, the periphery of second bumper post are provided with second spring, and the lower end of the second spring is fixed with second buffer groove
Connection；During matched moulds, the first buffer unit set in upper mould that the present invention is set is reduced when diel is working matched moulds
Impulsive force, prevent mould from causing to damage, extend the mold use life-span, buffering effect is more preferably, and simple in construction, reasonable in design.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those skilled in the art, other various forms of changes or change can also be made on the basis of the above description
It is dynamic.Here without exhaustive.And the obvious changes or variations thus extended out is still in the protection model of the invention
Among enclosing.
Claims (8)
- A kind of 1. precise punching die with buffer structure, it is characterised in that：The precise punching die include upper mould (1) and Lower mould (2), the upper mould include upper clamping plate (11) and underlying upper mould fixed plate (12) above, the upper mould Connected between backing plate and the upper mould fixed plate by the first buffer unit, first buffer unit includes the first buffer plate (13), the upper end of first buffer plate is provided with multiple equally distributed first bumper posts (131), two neighboring first buffering The distance between post is 5-15cm, and the periphery of first bumper post is provided with the first spring (132), the lower end of first spring It is fixedly connected with the upper surface of first buffer plate, the lower end of first buffer plate is provided with multiple equally distributed the The distance between two bumper posts (133), two neighboring second bumper post are 5-15cm, and the periphery of second bumper post is provided with the Two springs (134), the upper end of the second spring are fixedly connected with the lower surface of first buffer plate；The lower surface of the upper clamping plate is provided with the first buffer groove (111) one-to-one with first bumper post, described The upper end of first spring is fixedly connected with the bottom land of first buffer groove；The upper surface of the upper mould fixed plate is provided with and institute State one-to-one second buffer groove (121) of the second bumper post, the lower end of the second spring and second buffer groove Bottom land be fixedly connected；The lower mould includes underlying die shoe plate (21), the lower mold backing plate (22) positioned at centre and lower mould above Fixed plate (23)；Four limited posts (3) are additionally provided with, four limited posts are located at the upper mould, and four limited posts are each passed through mould It is fixedly connected behind four corners of seat board and the first buffer plate with the upper mould fixed plate, the limited post and the upper mould Seat board is slidably connected, and the limited post is slidably connected with a buffer plate.
- 2. the precise punching die according to claim 1 with buffer structure, it is characterised in that：First bumper post Upper end and the lower end of second bumper post be all provided with cushion pad (135), the cushion pad is rubber blanket, and the rubber blanket is Hemispherical rubber blanket.
- 3. the precise punching die according to claim 1 with buffer structure, it is characterised in that：First spring Central diameter is more than the diameter of first bumper post and less than the internal diameter of first buffer groove.
- 4. the precise punching die according to claim 1 with buffer structure, it is characterised in that：The second spring Central diameter is more than the diameter of second bumper post and less than the internal diameter of second buffer groove.
- 5. the precise punching die according to claim 1 with buffer structure, it is characterised in that：First spring Length is more than the height of the first bumper post and the depth sum of the first buffer groove.
- 6. the precise punching die according to claim 1 with buffer structure, it is characterised in that：The second spring Length is more than the height of the second bumper post and the depth sum of the second buffer groove.
- 7. the precise punching die according to claim 1 with buffer structure, it is characterised in that：Two neighboring first is slow It is 10-15cm to rush the distance between post.
- 8. the precise punching die according to claim 1 with buffer structure, it is characterised in that：Two neighboring second is slow It is 10-15cm to rush the distance between post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711033772.5A CN107570604A (en) | 2017-10-30 | 2017-10-30 | Precise punching die with buffer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711033772.5A CN107570604A (en) | 2017-10-30 | 2017-10-30 | Precise punching die with buffer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107570604A true CN107570604A (en) | 2018-01-12 |
Family
ID=61041217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711033772.5A Withdrawn CN107570604A (en) | 2017-10-30 | 2017-10-30 | Precise punching die with buffer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107570604A (en) |
-
2017
- 2017-10-30 CN CN201711033772.5A patent/CN107570604A/en not_active Withdrawn
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180112 |